All about fish allergies
You can get oral allergy syndrome (in which the mouth itches or tingles after eating)
The greatest risk you can get anaphylaxis, its a severe systemic reaction in which the body releases large amounts of histamine, that causes your tissues throughout the body to swell.
The types of fish that can do this is...
Pollock, salmon, cod, tuna, snapper, eel, and tilapia.
Always carrie a EpiPen
Read things before you eat them.
If not you will swell up like the woman below.